Programming languages
- Python (since 1993)
- C/C++
- Swift
- PHP
- Javascript, NodeJS, Typescript
- GO
Databases
Relational databases
- PostgresQL
- MySQL
- Oracle
NoSQL databases
- ArangoDB
- Cassandra
- MongoDB
- InfluxDB
XML databases
- BaseX
- Exist-DB
- Fusion-DB
- Marclogic Server
Publishing Technology
- XML/HTML
- EPUB generation
- PDF generation (using PrintCSS/CSS Paged media) approach
- PDF tools
- PDFreactor
- Antennahouse
- Prince
- Weasyprint
- Typeset.sh
- PagedJS
- C-REX.net
Mobile applications
Web technology
- HTML/CSS
- VUE.JS 2/3
- React
- Javascript/Typescript
Native apps
- Phonegap
- iOS
- Android
Project roles
- Implementation
- Consulting
- Project Management
- Team Lead and Mentoring
- System Architecture
- Quality Assurance
- Hands- on Training
Other Technology
Content Management
- Plone
- WordPress
- Alfresco
DevOp technology
- Docker, Kubernetes
- Github, Bitbucket, Gitlab
- Jenkins, Github Actions, Bitbucket
Our favorite technologies are marked in bold